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hwspinlock: qcom: Use devm_hwspin_lock_register() to register hwlock controller

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Use devm_hwspin_lock_register() to register the hwlock controller instead of
unregistering the hwlock controller explicitly when removing the device.

Signed-off-by: Baolin Wang <baolin.wang7@gmail.com>
Link: https://lore.kernel.org/r/d69ad8611a68b0cac3c927d19901f3c113c5435c.1578452735.git.baolin.wang7@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Baolin Wang 2020-01-08 11:09:11 +08:00 committed by Bjorn Andersson
parent 98ec52ad81
commit ed0611a604
1 changed files with 2 additions and 17 deletions
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19
drivers/hwspinlock/qcom_hwspinlock.c
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@ -121,27 +121,12 @@ static int qcom_hwspinlock_probe(struct platform_device *pdev)
regmap, field); regmap, field);
} }
return hwspin_lock_register(bank, &pdev->dev, &qcom_hwspinlock_ops, return devm_hwspin_lock_register(&pdev->dev, bank, &qcom_hwspinlock_ops,
0, QCOM_MUTEX_NUM_LOCKS); 0, QCOM_MUTEX_NUM_LOCKS);
}
static int qcom_hwspinlock_remove(struct platform_device *pdev)
{
struct hwspinlock_device *bank = platform_get_drvdata(pdev);
int ret;
ret = hwspin_lock_unregister(bank);
if (ret) {
dev_err(&pdev->dev, "%s failed: %d\n", __func__, ret);
return ret;
}
return 0;
} }
static struct platform_driver qcom_hwspinlock_driver = { static struct platform_driver qcom_hwspinlock_driver = {
.probe = qcom_hwspinlock_probe, .probe = qcom_hwspinlock_probe,
.remove = qcom_hwspinlock_remove,
.driver = { .driver = {
.name = "qcom_hwspinlock", .name = "qcom_hwspinlock",
.of_match_table = qcom_hwspinlock_of_match, .of_match_table = qcom_hwspinlock_of_match,